Collar stay card



FIG. 1 is a top perspective view of the collar stay card, showing our new design;

FIG. 2 is a left side elevation view of the design illustrated in FIG. 1, the right side elevation view being a mirror image thereof;

FIG. 3 is a top view of the design illustrated in FIG. 1;

FIG. 4 is a front view of the design illustrated in FIG. 1, the rear view being a mirror image thereof; and,

FIG. 5 is a bottom view of the design illustrated in FIG. 1. 

CLAIM The ornamental design for a collar stay card, as shown and described. 